diff --git a/.travis.yml b/.travis.yml
index 0e3e476..3a01754 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -23,7 +23,6 @@ matrix:
     - rvm: jruby-head
 
 install:
-  - gem install rainbow -v 2.2.1
   - bundle install
 
 script: bundle exec rake